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Vulnerability · Published Jun 25, 2024 · Assigned by Linux

CVE-2024-39470eventfs: Fix a possible null pointer dereference in eventfs_find_events()

Medium 5.5

In plain English

A medium-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 88.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: eventfs: Fix a possible null pointer dereference in eventfs_find_events() In function eventfs_find_events,there is a potential null pointer that may be caused by calling update_events_attr which will perform some operations on the members of the ei struct when ei is NULL. Hence,When ei->is_freed is set,return NULL directly.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:13linux6.9.7-1DEBIAN-CVE-2024-39470
Debian:14linux6.9.7-1DEBIAN-CVE-2024-39470
Ubuntu:24.04:LTSlinux6.8.0-44.44UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-aws6.8.0-1015.16UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1015.16~22.04.1UBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-azure6.8.0-1014.16UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1014.16~22.04.1UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-gcp6.8.0-1014.16UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1014.16~22.04.1UBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-gke6.8.0-1010.13UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-45.45~22.04.1UBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-ibm6.8.0-1012.12UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-44.44.1UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-44.44.1~22.04.1UBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1013.14UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1013.14~22.04.1UBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1013.14.1UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1012.12UBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-oracle6.8.0-1012.12UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1012.12~22.04.1UBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-raspi6.8.0-1011.12UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-39470
Ubuntu:24.04:LTSlinux-riscv6.8.0-44.44.1UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-44.44.1~22.04.1UBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-39470
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-39470

Affected products (as reported)

VendorProductVersions
Linux Linux 628adb842bd5e1c2c598534a7a022b8235289de6 – before 5ade5fbdbbb1f023bb70730ba4d74146c8bc7eb98186fff7ab649085e2c60d032d9a20a85af1d87c – before 7a1b2d138189375ed1dcd7d0851118230221bd1d8186fff7ab649085e2c60d032d9a20a85af1d87c – before d4e9a968738bf66d3bb852dd5588d4c7afd6d7f49c2ac5e0ea7899411fd900d4681890722a0207356.6.18 – before 6.6.346.7.4 – before 6.8
Linux Linux 6.8

References